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GrogVix [38]
3 years ago
5

Solve -3x - y = 8 - 7x + 3y = -24

Mathematics
2 answers:
Nookie1986 [14]3 years ago
7 0
The solution is (0,-8)
My name is Ann [436]3 years ago
3 0

Answer:

1.x1=49.5 or x2=-48.5

Step-by-step explanation:

=-3x-y-8=8-8

=-3x-y-8=0 --> a=-3 b=-1 c=-8

solve it using quadratic formula

=-(-1)±√(-1)^2-4(-3)(-8)/2

= 1±√2+96/2

=1±√98/2

=1+98/2 ----> x1=49.5

=1-98/2 -----> x2=-48.5

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